Description
High-Quality Aluminium 5mm x 8mm Flexible Coupling for Stepper Motor to Lead Screw Connection
This High-Quality Aluminium 5mm x 8mm Flexible Coupling can be used to connect your stepper motor to your lead screw.
Designed to provide flexibility and compensate for any misalignment, this coupling ensures smooth and precise motion in your CNC or 3D printing applications.
Our aluminium flexible coupling is engineered to deliver reliable performance and durability. The flexibility of the coupling helps mitigate any misalignment between the stepper motor and the lead screw, which can otherwise lead to wear and tear or reduced accuracy.
Provides flexibility to compensate for misalignment, ensuring smooth and precise motion.
Specifications:
- Material: Aluminum
- Shaft: 5mm x 8mm
- Length: Length: 25mm
- Outer Diameter: 20mm

Technical Drawing:

Parts included:
- x2 M5 Set Screws
- x1 Flexible Coupling
Benefits:
- High-Quality Material: Made from durable aluminium, ensuring long-lasting performance.
- Flexibility: Helps compensate for misalignment, reducing wear and tear on your equipment.
- Easy Installation: Comes with M5 set screws for secure attachment.
Applications:
Use these with a Stepper Motor with a 5mm shaft (such as the Nema 17 Stepper Motor 560mN.m – Version B) to attach to an 8mm shaft (like the 8mm Metric Lead Screw).
Find more information here.
Maintenance Tips:
- Regularly check the coupling for signs of wear or damage.
- Ensure the set screws remain tight to avoid slippage or misalignment.
- Lubricate the coupling periodically to maintain smooth operation.



















